(A) No conduct constitutes a criminal offense against the municipality unless it is defined as an offense in this code.
(B) An offense is defined when one or more sections of this code state a positive prohibition or enjoin a specific duty, and provide a penalty for violation of such prohibition or failure to meet such duty.
(C) This section does not affect the power of a court to punish for contempt or to employ any sanction authorized by law to enforce an order, civil judgment or decree.
(R.C. § 2901.03)